The best times to visit Southern Alberta for ideal weather are
June 18th to September 16th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Southern Alberta Travel Guide
Other Southern Alberta Travel Info
Weather in Southern Alberta
Average temperatures in Southern Alberta vary drastically. Considering humidity, temperatures feel cold for most of the year with a very low chance of rain or snow throughout the year. The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Southern Alberta, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 77.4°F (25.2°C) with temperatures rarely dropping below 49.3°F (9.6°C) at night.
Southern Alberta Temperatures (Fahrenheit)
Southern Alberta Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Southern Alberta Perceived Temperature (F)
Southern Alberta Perceived Temperature (C)
Average Southern Alberta Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Southern Alberta are February, January, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid January. For example, on the week of January 8th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early June with an average of 2 days of significant precipitation the week of June 4th.
When can you find snow in Southern Alberta? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Southern Alberta.
Snow on the Ground
The graph below shows the average snow on the ground in Southern Alberta (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Southern Alberta has some very humid months, with other moderately humid months on the other side of the year. The least humid month is May (44.8% relative humidity), and the most humid month is December (74.6%).
Wind in Southern Alberta is usually moderate. The windiest month is January, followed by April and March. January’s average wind speed of around 9 knots (10.4 MPH or 16.7 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid April where average top sustained speeds reach 14.8 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Southern Alberta.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||9||Gentle breeze||13.2||Significant breeze|
|Feb||7.5||Gentle breeze||11.1||Significant breeze|
|Mar||8.4||Gentle breeze||12.9||Significant breeze|
|Apr||8.6||Gentle breeze||13.3||Significant breeze|
|May||8.3||Gentle breeze||12.8||Significant breeze|
|Jun||7.7||Gentle breeze||11.9||Significant breeze|
|Jul||5.9||Light breeze||9.6||Significant breeze|
|Aug||5.7||Light breeze||8.6||Gentle breeze|
|Sep||6.8||Light breeze||10.9||Significant breeze|
|Oct||7.2||Gentle breeze||11.5||Significant breeze|
|Nov||7.4||Gentle breeze||11.1||Significant breeze|
|Dec||7.4||Gentle breeze||11||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Southern Alberta?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Canada; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 07, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Southern Alberta, AB, Canada is July, followed by June and August. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Southern Alberta in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Southern Alberta Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 66.2°F (19°C) and 23.7°F (-4.6°C) with far warmer temperatures in the later months. Rain is rare with 1 to 6 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the most precipitation with 4 to 6 days of precipitation per month. June – August is the busiest season for tourism in Southern Alberta, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 70.2°F (21.2°C) and 30.4°F (-0.9°C), which will feel chilly given the humidity and wind. It rains or snows a normal amount: 2 to 3 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Winter (December through February)
Weather is far too cold this time of year in Southern Alberta to be enjoyable for warm weather travelers. The average high during this season is between 31.8°F (-0.1°C) and 19.8°F (-6.8°C). On average, it rains or snows a very small amount: 0 to 1 times per month. These times of year are the slowest with tourists.